//-
// ==========================================================================
// Copyright (C) 1995 - 2006 Autodesk, Inc. and/or its licensors.  All 
// rights reserved.
//
// The coded instructions, statements, computer programs, and/or related 
// material (collectively the "Data") in these files contain unpublished 
// information proprietary to Autodesk, Inc. ("Autodesk") and/or its 
// licensors, which is protected by U.S. and Canadian federal copyright 
// law and by international treaties.
//
// The Data is provided for use exclusively by You. You have the right 
// to use, modify, and incorporate this Data into other products for 
// purposes authorized by the Autodesk software license agreement, 
// without fee.
//
// The copyright notices in the Software and this entire statement, 
// including the above license grant, this restriction and the 
// following disclaimer, must be included in all copies of the 
// Software, in whole or in part, and all derivative works of 
// the Software, unless such copies or derivative works are solely 
// in the form of machine-executable object code generated by a 
// source language processor.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND. 
// AUTODESK DOES NOT MAKE AND HEREBY DISCLAIMS ANY EXPRESS OR IMPLIED 
// WARRANTIES INCLUDING, BUT NOT LIMITED TO, THE WARRANTIES OF 
// NON-INFRINGEMENT, MERCHANTABILITY OR FITNESS FOR A PARTICULAR 
// PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE, OR 
// TRADE PRACTICE. IN NO EVENT WILL AUTODESK AND/OR ITS LICENSORS 
// BE LIABLE FOR ANY LOST REVENUES, DATA, OR PROFITS, OR SPECIAL, 
// DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES, EVEN IF AUTODESK 
// AND/OR ITS LICENSORS HAS BEEN ADVISED OF THE POSSIBILITY 
// OR PROBABILITY OF SUCH DAMAGES.
//
// ==========================================================================
//+

#ifndef _iffreader_h
#define _iffreader_h

#include <math.h>
#include <maya/ilib.h>

typedef unsigned char byte;

class MStatus;
class MString;

class IFFimageReader
{
public:
	IFFimageReader ();
	~IFFimageReader ();
	MStatus open (MString filename);
	MStatus close ();
	MStatus readImage ();
	MStatus getSize (int &x, int &y);
	MString errorString ();
	int getBytesPerChannel ();
	bool isRGB ();
	bool isGrayscale ();
	bool hasDepthMap ();
	bool hasAlpha ();
	MStatus getPixel (int x, int y, int *r, int *g, int *b, int *a = NULL);
	MStatus getDepth (int x, int y, float *d);
	const byte *getPixelMap () const;
	const float *getDepthMap () const;

protected:
	ILimage *fImage;
	byte *fBuffer;
	float *fZBuffer;
};

#endif
